Footwear sole



FIG. 1 is a perspective view of the footwear sole embodying the new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof.

The broken lines shown in FIGS. 1-6 depict unclaimed portions of the footwear sole, as well as the footwear upper showing the environment of the footwear sole and also forming no part of the claimed design. 

CLAIM The ornamental design for footwear sole, as shown and described. 